xref: /linux/sound/soc/qcom/qdsp6/q6dsp-common.h (revision cdd5b5a9761fd66d17586e4f4ba6588c70e640ea)
14dddbddbSSrinivas Kandagatla /* SPDX-License-Identifier: GPL-2.0 */
24dddbddbSSrinivas Kandagatla 
34dddbddbSSrinivas Kandagatla #ifndef __Q6DSP_COMMON_H__
44dddbddbSSrinivas Kandagatla #define __Q6DSP_COMMON_H__
54dddbddbSSrinivas Kandagatla 
64dddbddbSSrinivas Kandagatla #include <linux/kernel.h>
74dddbddbSSrinivas Kandagatla 
84dddbddbSSrinivas Kandagatla #define PCM_MAX_NUM_CHANNEL  8
94dddbddbSSrinivas Kandagatla #define PCM_CHANNEL_NULL 0
104dddbddbSSrinivas Kandagatla 
114dddbddbSSrinivas Kandagatla #define PCM_CHANNEL_FL    1	/* Front left channel. */
124dddbddbSSrinivas Kandagatla #define PCM_CHANNEL_FR    2	/* Front right channel. */
134dddbddbSSrinivas Kandagatla #define PCM_CHANNEL_FC    3	/* Front center channel. */
144dddbddbSSrinivas Kandagatla #define PCM_CHANNEL_LS   4	/* Left surround channel. */
154dddbddbSSrinivas Kandagatla #define PCM_CHANNEL_RS   5	/* Right surround channel. */
164dddbddbSSrinivas Kandagatla #define PCM_CHANNEL_LFE  6	/* Low frequency effect channel. */
174dddbddbSSrinivas Kandagatla #define PCM_CHANNEL_CS   7	/* Center surround channel; Rear center ch */
184dddbddbSSrinivas Kandagatla #define PCM_CHANNEL_LB   8	/* Left back channel; Rear left channel. */
194dddbddbSSrinivas Kandagatla #define PCM_CHANNEL_RB   9	/* Right back channel; Rear right channel. */
204dddbddbSSrinivas Kandagatla #define PCM_CHANNELS   10	/* Top surround channel. */
214dddbddbSSrinivas Kandagatla 
224dddbddbSSrinivas Kandagatla int q6dsp_map_channels(u8 ch_map[PCM_MAX_NUM_CHANNEL], int ch);
23*4c2be53fSSrinivas Kandagatla int q6dsp_get_channel_allocation(int channels);
244dddbddbSSrinivas Kandagatla 
254dddbddbSSrinivas Kandagatla #endif /* __Q6DSP_COMMON_H__ */
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